netdev - Re: [PATCH ethtool-next v2] netlink: fec: add errors histogram statistics

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Message-ID: <d7f85aa5-6edb-45b2-9c8d-04874b720f8b@intel.com>
Date: Wed, 15 Oct 2025 13:22:19 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: Vadim Fedorenko <vadim.fedorenko@...ux.dev>, <mkubecek@...e.cz>
CC: Jakub Kicinski <kuba@...nel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH ethtool-next v2] netlink: fec: add errors histogram
 statistics



On 10/14/2025 2:20 PM, Vadim Fedorenko wrote:
> Linux 6.18 has FEC errors histogram statistics API added. Add support
> for extra attributes in ethtool.
> 
>  # ethtool -I --show-fec eni8np1
> FEC parameters for eni8np1:
> Supported/Configured FEC encodings: None
> Active FEC encoding: None
> Statistics:
>   corrected_blocks: 123
>   uncorrectable_blocks: 4
>   fec_symbol_err_0: 445 [ per_lane:  125, 120, 100, 100 ]
>   fec_symbol_err_1_to_3: 12
>   fec_symbol_err_4_to_7: 2
> 
>  # ethtool -j -I --show-fec eni8np1
> [ {
>         "ifname": "eni8np1",
>         "config": [ "None" ],
>         "active": [ "None" ],
>         "statistics": {
>             "corrected_blocks": {
>                 "total": 123
>             },
>             "uncorrectable_blocks": {
>                 "total": 4
>             },
>             "hist": [ {
>                     "bin_low": 0,
>                     "bin_high": 0,
>                     "total": 445,
>                     "lanes": [ 125,120,100,100 ]
>                 },{
>                     "bin_low": 1,
>                     "bin_high": 3,
>                     "total": 12
>                 },{
>                     "bin_low": 4,
>                     "bin_high": 7,
>                     "total": 2
>                 } ]
>         }
>     } ]
> 
> Signed-off-by: Vadim Fedorenko <vadim.fedorenko@...ux.dev>
> ---

Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>


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